Blockchain, is a technology that encompasses digital records or information, referred to as “blocks”, that are linked together securely and share the same network. This distributed ledger technology is the backbone of a new wave of innovation being implemented into our lives, with new disruptive applications and solutions seen in a growing number of industries. Clients may hire a Blockchain Developer to harness this power and build a secure digital platform tailored to their business needs.

A Blockchain Developer can create unique solutions leveraging blockchain technology to securely store, access, mine and distribute data in an efficient manner. They can leverage features such as blockchain tokens for payments, smart contracts for automated transactions, privacy layers and data protection techniques. Additionally, the expertise of a Blockchain Developer will ensure the project complies with industry standards, ensuring secure data and validation.

Here's some projects that our expert Blockchain Developer made real:

  • Creation of custom applications for fast and secure NFT (Non-Fungible Token) transactions
  • Developments of tools that allow synchronization with physical products using Bluetooth protocol
  • Integrations between wallets hosting cryptographic assets with ecommerce providers
  • The establishment of exploratory networks to provide insights into decentralized ecosystems
  • Developments to foster the growth of peer-to-peer energy trading networks

At Freelancer.com customers have posted amazing projects covering a variety of use cases related to blockchain utilising the Freelancer verified experts. With help from professionals on Freelancer.com customers can create unique projects addressing their business needs with safety, security and legality in mind. Rock your blockchain project today and hire an expert Blockchain Developer on Freelancer.com now!

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    I am looking for a skilled developer who can integrate a crypto wallet into my existing website and improve the front-end development. The ideal candidate should have experience with blockchain technology and be proficient in front-end development languages such as HTML, CSS, and JavaScript. Please provide a bid for this project, including the estimated time to complete the integration and front-end improvements. Also, include any relevant experience or examples of previous work related to crypto wallet integration and front-end development. Thank you! JD: Project Codebase:

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    I'm looking for an individual with a solid understanding and vast experience with Spatial.io. The main objective of this role is to successfully implement interactive virtual tours on our project. Ideal skills and experience: - Mastery of - Extensive experience with interactive virtual tours - Proven track record of past successful projects similar to this Responsibilities: - Execute the integration of on our platform - Develop interactive 3D virtual tours Application requirements: - Please provide examples of past work - Detail your experience with - Submit a comprehensive project proposal. Looking forward to your applications!

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    The client seeks a skilled professional proficient in Cosmos SDK and Solana blockchain platforms. Responsibilities include building smart contracts, setting up blockchain nodes, and implementing security protocols for developing a decentralized application (dApp). The ideal candidate should have significant experience in Cosmos SDK, Solana, and a proven track record in dApp development, along with a strong understanding of blockchain security protocols.

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    I am looking for a creative and innovative Unity developer well-versed in Spatial.io. The purpose of this project remains undefined which allows you to bring something unique to the table - it could be a virtual reality experience, a 3D interactive environment, or a multiplayer game. Key Features and Functionality: - Real-time collaboration - Interactive user interface - 3D spatial mapping In your application, kindly demonstrate: - Previous experience in similar projects - Proven competency in Unity and - A brief, yet comprehensive proposal for this project showcasing your phenomenal ideas. This is your chance to exhibit your creativity by developing something unparalleled. Looking forward to your applications!

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    I am looking for a skilled professional conversant with Cosmos SDK and Solana blockchain platforms. Your primary roles will entail: - Building smart contracts - Setting up blockchain nodes - Implementing critical security protocols The ultimate goal is to develop a stellar decentralized application (dApp). An ideal candidate should have extensive experience in Cosmos SDK, Solana, and proven track record in dApp creation. Understanding of blockchain security protocols is a must.

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    Solana Bot Developer 6 dní left
    OVĚŘENÉ

    1. First code that reads token adresses from .txt or .csv file and reads if the token is found first time or it second if the first time then buys x amount of SOL or USDC (depends which one is better for you) then if the token adress was already found before then skip, search for other new token addreses in that .txt or .csv Then check current bought tokens price and if the price increased 100% sell out 50% of wallet total token holdings if the price increased 300% sell out 100% ot token, if the price from entry price went down to -90% take out 100% 2. Add function to that primary code before buying check if liquidity pool is locked and mintable then only enter if not skip and wait for new token adress Swap exchange does not matter I prefer Jupiter depends on the price and code complexity

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    I invited you to this project as you probably interacted with an attacker: If you've previously bid on a similar project by (henry804 or paulbuck612) and ran the game (Lucid Chess or simillar), your computer may be infected. I've managed to reverse engineer it and gained access to the attacker's server. The attackers are targeting freelancers with blockchain knowledge, hoping to find wallets or cryptocurrencies on their workstations. Luckily, this one fell into my honeypot. ## How to check? You can check if your computer is compromised by seeing if your computer's hostname appears in any of the attached screenshots. **Note: Though the attack is ongoing since ~2 weeks, server contained files of last week** ## If you're one of the 86+ victims on the list: You ...

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    As the visionary behind a burgeoning blockchain gaming domain, I am currently on the hunt for a skilled professional who possesses deep knowledge in SEO and marketing. With no SEO and marketing undertakings yet initiated, I am eager to establish a robust foundation for these areas. Key Responsibilities: - Elevate our website traffic. - Enhance our page's position in search engine results. - Generate potential leads and convert them into active users. Target Audience: - Casual gamers who want to venture into blockchain games. - Crypto investors looking for fresh opportunities. The ideal candidate should have substantial experience in SEO and digital marketing, with a detailed understanding of the gaming industry, especially in the blockchain space. Expertise in reaching out to ou...

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    I'm on the lookout for a skilled professional to help me set up my very own crypto hosting platform. This platform needs to be able to support Bitcoin transactions. Ideal skills and experiences for this project include: - Extensive experience with cryptocurrency and Bitcoin technology - Proficiency in blockchain technology - Prior experience in developing and deploying crypto hosting platforms - Strong understanding of security practices related to cryptocurrency - Ability to deliver a robust and user-friendly platform Please note, I skipped certain questions during the project creation, so your focus should be on Bitcoin specifically. Here is an article to read

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    Need solidity developer 6 dní left
    OVĚŘENÉ

    Need solidity developer for contract basis .. exp 3+ needed

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    Please refer the attached doc file I'm looking for a skilled developer to integrate our decentralized exchange (DEX) with Defillama and a DEX screener. Your expertise in blockchain technology and these specific platforms/tools will be crucial to this project's success. Key Requirements: - Integration of our DEX with Defillama: This involves ensuring seamless data flow between our platform and Defillama, a crucial aggregator in the DeFi space. - Integration of our DEX with a DEX screener: Your task will be to embed our DEX into a DEX screener, enhancing our visibility and accessibility within the community.

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    I'm seeking an experienced blockchain developer to create an Ethereum based ERC-20 token, with unique features of a private pre-sale and a vesting period. Key Responsibilities: - Develop an Ethereum ERC-20 token from scratch. - Implement a private pre-sale phase for initial investors. - Set up a vesting period for token distribution to prevent immediate selling off. Ideal expertise and skills: - Extensive experience in Ethereum blockchain and ERC-20 tokens. - Familiarity with smart contract security, specifically the implementation of a private pre-sale and vesting period. - Ability to create custom functionality beyond standard ERC-20 token framework. For this project, using typical smart contract security method like OpenZeppelin or Consensys Due Diligence is not preferred. ...

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    Project Title: Automated Trading System for New Coins on Multiple Blockchains Project Overview: We are seeking to develop an automated trading system that enables the execution of trades for new cryptocurrencies across multiple blockchain platforms including BASE, Solana, and Binance Smart Chain (BSC). The system will facilitate automatic trade execution based on predefined parameters, manage transaction details via a MySQL queue, and communicate transaction results to a specified callback address. Key Responsibilities: System Design: Design a robust architecture that can handle trade data input, processing, and output efficiently with high reliability. API Integration: Integrate with various decentralized exchanges (DEXes) APIs to execute trades on BASE, Solana, and BSC. ...

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    With expertise in blockchain technology, I'm focused on creating a sophisticated staking platform that fully utilizes the power of smart contracts. I’m specifically interested in the effective management of staking pools. To achieve this: - The ideal freelancer would be proficient in the design and implementation of smart contracts that expedite transactions and agreements. - Experience in developing decentralized applications and immutable records is also key. - Demonstrated experience in creating and managing staking platforms. - Prior work with implementing procedures for staking pool management is especially advantageous. The goal is to build a reliable, automated, and efficient staking platform using smart contracts. Experience with similar past projects will be high...

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    a cryptocurrency exchange platform where users can deposit funds from external sources, such as other networks or bank servers, and have them automatically converted into the native currency of your platform. Once the funds are deposited, users can access them within their wallets on your platform. Essentially, your platform acts as an intermediary for converting and storing funds in various forms of cryptocurrency. Is that what you're envisioning?

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    I'm looking for an individual with a solid understanding and vast experience with Spatial.io. The main objective of this role is to successfully implement interactive virtual tours on our project. Ideal skills and experience: - Mastery of - Extensive experience with interactive virtual tours - Proven track record of past successful projects similar to this Responsibilities: - Execute the integration of on our platform - Develop interactive 3D virtual tours Application requirements: - Please provide examples of past work - Detail your experience with - Submit a comprehensive project proposal. Looking forward to your applications!

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    Sure, here's a draft for your job description: --- Title: Cryptocurrency Platform Developer Description: We are seeking a talented and experienced developer to join our team and help build a cutting-edge cryptocurrency platform. As a Cryptocurrency Platform Developer, you will be responsible for designing, developing, and maintaining our platform, which allows users to seamlessly receive, convert, and manage various cryptocurrencies. Responsibilities: - Design and implement secure and scalable systems for handling cryptocurrency transactions. - Integrate with external networks and APIs to facilitate seamless fund transfers. - Develop algorithms for automatic currency conversion and deposit crediting. - Ensure compliance with relevant regulations and security best practices. - Coll...

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    Ethereum MEV Bot Developer 5 dní left
    OVĚŘENÉ

    We are looking for a skilled blockchain developer with a strong background in creating Maximum Extractable Value (MEV) bots. The ideal candidate will have hands-on experience in developing efficient and fast MEV bots to capitalize on blockchain opportunities, including strategies such as frontrunning, arbitrage, sandwiching, and flash loans. Responsibilities: -Design and develop a high-performance MEV bot capable of executing complex trading strategies on blockchain networks. -Implement algorithms and logic for frontrunning, arbitrage, sandwiching, and flash loans to maximize profitability. -Integrate risk management mechanisms to evaluate and mitigate potential downsides of transactions. -Optimize bot performance for speed, reliability, and scalability to handle high transaction volumes...

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    I'm looking for a skilled developer to create a web-based crypto wallet connector Process as follow, 1. user will use Apply pay/Google Pay or Credit Card 2. user will enter amount and choose option from where they are paying 3. connector will purchase USDT or any other Crypto and deposit to my wallet.

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    I currently have a working script using the 0x protocol. I frequently get out of gas error messages. I could have 50$ or 3$of ETH in my wallet when this happens so it is not a lack of funds. I believe this is an issue with the script not allocating enough gas. Here is an example of 2 of the TX that failed on Tenderly I need the following: 1. I need someone to fix the OUT of GAS ISSUE AND use the highest amount of GWEI so the TX is processed as fast as possible. 2. ON one of the last lines, the amount of GAS is output. I would like to out ut the TX fee in ETH if possible. PLEASE, I am looking for someone who is skilled in Blockchain This will be quick fix for that person and shouldnt cost alot..... Ideal Candidate Skills and Experience: - Significant expertise in blockc...

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    I am seeking a developer to create a tool that can calculate the profit and loss (PnL) for any given Ethereum wallet address. The tool should be able to determine the total number of coins bought, as well as calculate the profit and loss from all transactions associated with the wallet. Key Features: Wallet Address Input: Users should be able to input any Ethereum wallet address. Transaction Analysis: The tool should analyze all transactions associated with the provided wallet address. Profit and Loss Calculation: Calculate the total number of coins bought and the profit and loss incurred from all transactions. User-Friendly Interface: The tool should have a user-friendly interface for ease of use. Skills Required: Proficiency in Ethereum blockchain technology. Experience in cryptocurre...

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    I'm in need of a skilled developer who can create a custom module for the Cosmos SDK. This module will be focused on token creation. As I've never worked with the Cosmos SDK before, I require someone who is not only familiar with it but also has a strong grasp of blockchain development and tokenomics. Key Requirements: - Development of a custom module for the Cosmos SDK - Focus on token creation - Expertise in Cosmos SDK and blockchain development The successful candidate will need to be able to understand the project requirements, propose solutions, and implement them effectively. Strong communication skills are essential, as is the ability to work independently and proactively. A proven track record in blockchain development and previous experience with the Cosmos SDK are hig...

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    I have an existing Python script utilizing the Jupiter API to buy Solana coins. However, the script is currently encountering issues in the purchasing process. I'm in need of a professional who can work on the following tasks: - **Debugging**: The current script needs debugging to resolve the issues preventing successful purchases and sell of Solana coins. - **Optimization**: I'm also looking for the script to be optimized for faster execution, particularly in the buying and selling process. I aim for the transactions to be conducted swiftly and efficiently. The ideal freelancer for this project should have: - Proficiency in Python programming - Experience with API integration, particularly with cryptocurrency exchanges - A strong debugging skill set - An understanding of and e...

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    Need to Build Token in solana 4 dní left
    OVĚŘENÉ

    Token on solana Name : Make America Great Again Symbol: $Maga Supply : 1 billion Decimals : 9 Tax : 3% buy tax and 3% sell tax(3% to lp and 3% to marketing wallet) *Noone can hold more than 6.7%* (like a supply block) Marketing wallet : GQ5ZVUtoUeLvfAMmUxwMrSNnXacDYSwEZW2abJk2DKcW

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    As I venture into the cryptocurrency market, I am in need of a Node.js script that allows efficient Solana trades using the Jup V6 API. Key Requirements: - Build a Node.js script that can accurately execute market orders. - Indispensable ability to interact with the Jup V6 API specific to Solana token transactions. - Configure the script to be used with an existing wallet address of mine. Ideal freelancers for this project would have: - Strong proficiency in Node.js, ideally with prior experience in building scripts for cryptocurrency trades. - Familiarity with the Jup V6 API and its various functionalities, especially in relation to market orders. - Solid understanding of the Solana cryptocurrency token. By helping me to automate my Solana trading activities, you'...

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    Need an app from where user can trade crypto trading on almost 500+ coins/tokens and Also can trade Stock market, forex market etc.

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    I'm seeking a skilled blockchain developer to design a decentralized finance application, primarily being a cryptocurrency exchange. While particular functionalities were not indicated, let's make sure the platform includes common features such as Buying/Selling Cryptocurrencies, Secure Wallets for Storage, and Real-Time Pricing Tracker. The ideal candidate will have significant experience in creating such platforms, an understanding of blockchain and DeFi, and a commitment to secure, seamless user experiences.

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    I'm seeking an experienced freelancer to construct a swap program on the Polygon blockchain using Python. The core feature is: - Token Swapping MATIC/ABC token on Uniswap - Use Uniswap Universal Router suppoting V3 version. - Buy(purchasing abc with matic), sell (matic with abc). The code is to check the balances of matic and abc token in metamask's personal wallet before and after buy (or sell). - Monitored and recorded on polygon scanner after the action. - GUI, no site required. Only python code. - Python version should be , Web3 version is recommended as 5.29.0. I'm in need of a developer who is proficient in Polygon blockchain technology, Python programming, and who is well-versed in cryptocurrency transactions. The ideal candidate would have prior experienc...

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    As a blockchain expert, I am looking for a seasoned developer with specific experience in developing on the Cosmos SDK. My goal is to create a new blockchain, incorporating smart contracts functionality and custom token creation. Ideal Skills: - Strong background in blockchain technology, particularly in the Cosmos SDK - Proficient in developing custom tokens and smart contracts - Proven experience in creating new blockchains - Familiarity with decentralised applications is a plus You need to have a good understanding of blockchain concepts, and have a portfolio that demonstrates your ability to handle similar projects. Please provide a brief overview of your previous experience with Cosmos SDK and new blockchain development in your bid.

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    As an advanced-level trading enthusiast, I am currently seeking an expert who is experienced in the Solana environment. Key Responsibilities: - Formulate a long-term position trading strategy on Solana. Ideal Candidate: - Has proven experience in trading on Solana - Understands how to effectively formulate and implement long-term trading strategies - Offers expertise in portfolio optimization for maximizing profits This is an excellent opportunity for talented traders who can demonstrate a track record of success on Solana. I am ready to move forward as soon as I find the right person for this role.

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    I'm seeking a seasoned developer with extensive experience in the Cosmos SDK. The project entails a range of tasks including wallet integration, blockchain development and smart contract deployment. Your primary focus will be ensuring these are seamlessly integrated into the platform. Key Responsibilities: - Implement Wallet Integration: You must have a thorough understanding of how to integrate wallet services into the Cosmos SDK. - Develop Blockchain: Experience in developing blockchains using the Cosmos SDK is essential. You will be responsible for creating a robust and secure blockchain. - Deploy Smart Contracts: Your expertise in deploying smart contracts using the Cosmos SDK will be crucial to this project's success. Deliverables: - Seamless integration of wallet services...

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    Need to build token on solana 3 dní left
    OVĚŘENÉ

    Token on solana Name : Make America Great Again Symbol: $Maga Supply : 1 billion Decimals : 9 Tax : 3% buy tax and 3% sell tax(3% to lp and 3% to marketing wallet) *Noone can hold more than 6.7%* (like a supply block) Marketing wallet : GQ5ZVUtoUeLvfAMmUxwMrSNnXacDYSwEZW2abJk2DKcW

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    Solana Token Builder Needed 3 dní left
    OVĚŘENÉ

    Token on solana Name : Make America Great Again Symbol: $Maga Supply : 1 billion Decimals : 9 Tax : 3% buy tax and 3% sell tax(3% to lp and 3% to marketing wallet) *Noone can hold more than 6.7%* (like a supply block) Marketing wallet : GQ5ZVUtoUeLvfAMmUxwMrSNnXacDYSwEZW2abJk2DKcW

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    I'm looking for a skilled freelancer to create a bespoke carbon trading website, specifically for Renewable Energy Certificates (RECs). The platform should also integrate a cryptocurrency wallet for our custom digital currency named "Gaga". The main functionalities that I require: - User registration and login system: Ensure that users can easily sign up and access their accounts securely. - Listing and trading of RECs: The platform should allow users to list their RECs and engage in trading activities. - Cryptocurrency wallet integration: The site should have a seamless integration with a cryptocurrency wallet for our digital currency, Gaga. Key Details: - Design: I'm envisioning a professional and corporate layout for the website. The design should be clean, modern,...

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    I'm in need of an experienced developer who can create a USDT flashing software for me. This software will primarily be used for testing purposes, so it doesn't need to execute real transactions. Key Requirements: - Develop this software to work specifically on Windows platform. - It should be capable of simulating USDT transactions with balance display features. - The software should be user-friendly and easy to use, suitable for my testing needs. Ideal Freelancer: - Experience with cryptocurrency development, specifically with USDT and blockchain technology. - Proficient in software development and testing. - Prior experience in creating similar software will be an advantage. Please provide any example projects and demonstrate your expertise in the field. Looking forward t...

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    I am seeking a proficient and experienced Cosmos SDK professional. The primary objective is to integrate the Cosmos SDK with our existing web application. Key Responsibilities: - Utilize your understanding of blockchain technology to seamlessly integrate Cosmos SDK with our web application. - Ensure that the integration enhances the performance and functionality of our platform. - Collaborate with our team to implement the integration in a timely manner. Ideal Skills and Experience: - Deep knowledge of blockchain technology, specifically in relation to the Cosmos SDK. - Proficiency in Golang programming language to effectively carry out the integration. - Prior experience in integrating the Cosmos SDK with existing web applications. - Good communication skills and a collaborative workin...

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    [READ BEFORE BIDDING PLEASE] I’m looking for an expert in decentralized finance (DeFi) to build a swap&bridge platform on Base using OP stack Superchain. This project needs to be completed as soon as possible. Key Specifications: - Using latest version - The platform should feature token swapping and Bridge functionalities. - Responsive on pc browser and on phone - The system should allow users to seamlessly swap various tokens. - While I haven't identified specific token standards yet, your suggestions based on prior experience are welcomed. Desired Skills and Experience: - Experience building DeFi swap sites. - Understanding of OP Superchain. - Effective communication and timely delivery.

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    I'm seeking a skilled blockchain developer to work on a project that involves creating a new contract and token on the TON blockchain. Key Responsibilities: - Develop the Smart Contract: You will be responsible for the design and development of a smart contract that aligns with the project's specific requirements. - Token Creation: You'll also need to create a new token on the TON blockchain. Requirements: - Expertise in blockchain development. - Proficiency in TON blockchain. - Previous experience in smart contract and token creation. - Strong understanding of blockchain security. Your work should adhere to basic security measures. Your experience in blockchain, particularly in TON, will be essential to ensure the integrity of the contract and token.

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    Se requiere: - Elección de la plataforma blockchain - Instalación del software blockchain - Configuración de los nodos - Conexión de los nodos - Configuración del consenso - Configuración de la seguridad - Configuración de la escalabilidad - Pruebas y optimización - Documentación y mantenimiento

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    I'm looking for a seasoned blockchain expert, particularly one with considerable expertise with custom blockchain development.

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    As an individual beginning a new project, I'm seeking a skilled blockchain expert proficient in Solidity. Your role will encompass the development of a custom blockchain solution on the Ethereum platform. Skills and Experience: - Strong proficiency in Solidity programming - Comprehensive knowledge of how Ethereum works - Proven experience in custom blockchain development - Be able to offer expert blockchain consultation as needed - Previous experience with Ethereum is highly desirable By joining this project, you'll have the opportunity to work on an exciting new project while using latest technologies. Your expertise and advice will be invaluable in creating a secure and efficient system.

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    I want to scrape the website for data and present it on my website. I want to show the marketcap and prices for 4 cryptocurrencies. I want them to update in real time and present in a bar chart as if they are competing against each other.

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    EL bot debe poder operar en varios DEX usando flashloans como caracteristica pricipal, las oportunidades de las transacciones las debe buscar en los mempool de los contratos inteligentes de cada DEX. Tambien debe poder hacer frontrunning de las transsacciones The bot must can operate on many DEX using flashloans like principal function, the oportunities of transaction have to look for in the mempool of the Contratcs of the DEX. must can do frontrunning,and sandwich attack

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    Need to build solana token 2 dní left
    OVĚŘENÉ

    Token on solana Name : Make America Great Again Symbol: $Maga Supply : 1 billion Decimals : 9 Tax : 3% buy tax and 3% sell tax(3% to lp and 3% to marketing wallet) *Noone can hold more than 6.7%* (like a supply block) Marketing wallet : GQ5ZVUtoUeLvfAMmUxwMrSNnXacDYSwEZW2abJk2DKcW

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    We would like to create a Dune Dashboard for a token project, with the following data, which is all onchain. Keep in mind that the token is on four different chains: Ethereum, Solana, BNB, and BASE): -price -total market cap -total number of token holders -line chart of total number of token holders over time -number of holders on each chain (as pie chart) -total 24h volume -24h volume on each chain (as pie chart) -total 24h token revenue (this is simply 1% of total volume on Ethereum) -total amount of donations made by project (all onchain) -total number of NFTs owned by DAO (they are all in a single address) -Price of X at the market cap of Y for three tokens (this will show what the price of the token would be if it had the current market cap of three different tokens) Looking for som...

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    We are looking for a talented and experienced blockchain engineer to join our team and help us build the next generation of crypto trading tools. The project has been completed by 30%. So your main responsibility is to complete our crypto trading platform according to our requirements. - Responsibilities: o Develop and maintain our proprietary crypto trading platform. o Integrate with more crypto exchanges for data retrieval and order execution. o Enhance security and performance of the trading platform. o Collaborate with our team to define product features and roadmap. o Stay up-to-date with the latest developments in blockchain technology and crypto markets. - Requirements: o Bachelor's degree in Computer Science, Engineering, or a related field. o Proven experience i...

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    €49 / hr Průměr. nabídka
    38 nabídky

    I am in need of a skilled blockchain expert who can develop an efficient security API for me. Despite the specifics not being defined yet, I envisage that the APIs will need to offer robust security features. Thus, experience in scalable security infrastructure could be beneficial. Ideally, you will: * Be proficient in Solidity programming - it's crucial for this project. * Have a deep understanding and experience with API security. * Have the ability to design an API with robust security features. * Provide value from the experience to incorporate advanced features. If you possess these skills and have an innovative mindset, please make a bid. While not necessary, including past work, detailed project proposals or relevant experience that you have had could increase your chances o...

    €12 / hr (Avg Bid)
    €12 / hr Průměr. nabídka
    21 nabídky
    Polygon Smart Contract Audit 2 dní left
    OVĚŘENÉ

    We are looking for an expert in smart contracts, specifically those deployed on the Polygon blockchain. Your application should include past work that demonstrates your experience in this field.

    €501 (Avg Bid)
    €501 Průměr. nabídka
    126 nabídky
    Need to complete project 2 dní left
    OVĚŘENÉ

    I have a pre-sale project. Staking, pooling, and governance must be completed. It is not yet complete and has not been deployed to servers. If you have good experience, please check the project and let me know the budget and time to complete the project. Share the repository. And I would like to hear your advice to complete the project successfully. I want to finish it within 3 months. Requirements Technologies: Frontend, Blockchain, Web3, Backend, Database, Solidity, API Integration. thank you

    €22 / hr (Avg Bid)
    €22 / hr Průměr. nabídka
    125 nabídky

    I'm in need of a skilled full stack developer with experience in blockchain integration. The project involves creating a standalone escrow crypto payment gateway. Key Requirements: - Proficiency in Blockchain Integration: You should be adept at integrating blockchain technology into a payment gateway. - Experience with Multiple Cryptocurrencies: The payment gateway will support USDT Bep20, Matic, BNB, and SQD Token. You should have experience working with these and have a solid understanding of how to integrate them into the system. The ideal candidate should be well-versed in security protocols, have a good understanding of decentralized finance (DeFi), and have a proven track record of successful blockchain integration projects.

    €5068 (Avg Bid)
    €5068 Průměr. nabídka
    53 nabídky

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